es 基本导入导出操作

1. 安装elasticdump 

   首先安装nodejs
   npm install elasticdump -g

2. 使用dump导出es数据到json

   #导出data
   elasticdump --input=http://host:9200/draft_eum_210000000000_1_1_7_5 --output=./draft_eum_210000000000_1_1_7_5.json --type=data
   #导出mapping

   elasticdump --input=http://host:9200/draft_eum_210000000000_1_1_7_5 --output=./draft_eum_210000000000_1_1_7_5.json --type=mapping

3. 使用dump导入es数据
   

   elasticdump --input=new_field_34_1_1_5_1.jsonl --output=http://host:9201/eum_340000000000_1_1_5_1 

4. 使用kibana 创建mapping 

   PUT index
   {
       "settings": {
           "number_of_shards": 6
       },
       "mappings": {
           "properties": {
               "latest_enroll_year": {
                   "type": "short"
               },
              "sch_id": {
                   "type": "keyword"
               },
               "enroll_unit_name": {
                   "type": "text",
                   "analyzer": "ik_max_word"
               },
             "is_new_sch": {
                   "type": "boolean"
               },
               "enroll_major_info_list": {
                   "type": "nested",
                   "properties": {
                       "is_new_major": {
                           "type": "boolean"
                       }                   
                   }
               }
           }
       }
   }

    

5.